OT-2026-000090109
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000090109) never changes.
Identity and time
| Publication number | OT-2026-000090109 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7388-9f85-7b08ab85d16a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090109 |
| Status | PUBLIC |
Content hashes
| Canonical text | df77bd2037ad0feb0e20e85a756e3965628fafd401cb0adf22cc919e71cb222a |
|---|---|
| Markdown | 26956ef9a3f60193a9e95a756b9aaaaca35e827d282905311855502a4e178bf6 |
| Publication page | 568349bb89e95956ebb91bfde4d8c0be0011c178b7b20b4a8ed44d1619aeffa4 |
| Manifest | 83663f956723352493fdc0f94214a6a4c3826cef04338dab72404fed9cdf8f01 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | OaAYGXbU+fqVdn+e4OvOqxaT/zasCh87wB5jBIbdtBwmyl0U8LkaZ/3okHjXfTmx/4qM1MjwO9WDi2mCstjeAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:45:31.991834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090109observed 568349bb89e95956ebb91bfde4d8c0be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:31.973439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090109/manifest.jsonobserved 83663f956723352493fdc0f94214a6a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:31.954064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090109/publication.mdobserved 26956ef9a3f60193a9e95a756b9aaaac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:31.933878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090109/publication.txtobserved df77bd2037ad0feb0e20e85a756e3965...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|